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Pressure-controlled intermittent coronary sinus occlusion apparatus and method

  • US 4,934,996 A
  • Filed: 01/31/1986
  • Issued: 06/19/1990
  • Est. Priority Date: 02/27/1984
  • Status: Expired due to Term
First Claim
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1. Apparatus for intermittently occluding a coronary sinus comprisingmeans for occluding said sinus,a pressure transducer for sensing the fluid pressure within said sinus and providing corresponding fluid pressure signals, anda controller responsive to said transducer having means for providing trigger signals to said occluding means to trigger an occlusion and to interrupt said occlusion, said apparatus being characterized in thatsaid controller includes means to estimate a plateau level of said fluid pressure during each occlusion and means to provide the trigger signal to interrupt each said occlusion on the basis of said estimate.

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